Transaction not yet indexed

AEPb3Eng5tCH8xKxc1TWTTvgU2jK9mepSdHTvj8ducqPex8f8sD7y2eK8MjaKhJfjMnPT6LeGC6sr1ucSYzqgV6

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.